<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <title>SPL 函数</title>

 </head>
 <body><div class="manualnavbar" style="text-align: center;">
 <div class="prev" style="text-align: left; float: left;"><a href="class.unexpectedvalueexception.html">UnexpectedValueException</a></div>
 <div class="next" style="text-align: right; float: right;"><a href="function.class-implements.html">class_implements</a></div>
 <div class="up"><a href="book.spl.html">SPL</a></div>
 <div class="home"><a href="index.html">PHP Manual</a></div>
</div><hr /><div id="ref.spl" class="reference">
 <h1 class="title">SPL 函数</h1>

 














































































































<h2>Table of Contents</h2><ul class="chunklist chunklist_reference"><li><a href="function.class-implements.html">class_implements</a> — 返回指定的类实现的所有接口。</li><li><a href="function.class-parents.html">class_parents</a> — 返回指定类的父类。</li><li><a href="function.class-uses.html">class_uses</a> — Return the traits used by the given class</li><li><a href="function.iterator-apply.html">iterator_apply</a> — 为迭代器中每个元素调用一个用户自定义函数</li><li><a href="function.iterator-count.html">iterator_count</a> — 计算迭代器中元素的个数</li><li><a href="function.iterator-to-array.html">iterator_to_array</a> — 将迭代器中的元素拷贝到数组</li><li><a href="function.spl-autoload-call.html">spl_autoload_call</a> — 尝试调用所有已注册的__autoload()函数来装载请求类</li><li><a href="function.spl-autoload-extensions.html">spl_autoload_extensions</a> — 注册并返回spl_autoload函数使用的默认文件扩展名。</li><li><a href="function.spl-autoload-functions.html">spl_autoload_functions</a> — 返回所有已注册的__autoload()函数。</li><li><a href="function.spl-autoload-register.html">spl_autoload_register</a> — 注册__autoload()函数</li><li><a href="function.spl-autoload-unregister.html">spl_autoload_unregister</a> — 注销已注册的__autoload()函数</li><li><a href="function.spl-autoload.html">spl_autoload</a> — __autoload()函数的默认实现</li><li><a href="function.spl-classes.html">spl_classes</a> — 返回所有可用的SPL类</li><li><a href="function.spl-object-hash.html">spl_object_hash</a> — 返回指定对象的hash id</li></ul>
</div>
<hr /><div class="manualnavbar" style="text-align: center;">
 <div class="prev" style="text-align: left; float: left;"><a href="class.unexpectedvalueexception.html">UnexpectedValueException</a></div>
 <div class="next" style="text-align: right; float: right;"><a href="function.class-implements.html">class_implements</a></div>
 <div class="up"><a href="book.spl.html">SPL</a></div>
 <div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>
